Update app.py

app.py

@@ -16,7 +16,10 @@ JSON_FILE = 'app.json'
 def load_links():
     if os.path.exists(JSON_FILE):
         with open(JSON_FILE, 'r') as f:
-            return json.load(f)
+            links = json.load(f)
+            print(f"Loaded links: {links}")  # Debug print
+            return links
+    print("JSON file not found")  # Debug print
     return []
 
 def generate_url_list(links):
@@ -47,8 +50,7 @@ app.layout = dbc.Container([
                 style={'width': '100%', 'height': '800px'},
                 sandbox="allow-scripts allow-same-origin allow-forms allow-popups allow-downloads",
                 allow="fullscreen; geolocation; microphone; camera; midi; encrypted-media; autoplay",
-                referrerPolicy="no-referrer",
-                key=''  # Add this line
+                referrerPolicy="no-referrer"
             )
         ], width=10, className="bg-white")
     ])
@@ -63,34 +65,35 @@ def update_url_list(_):
     url_list = generate_url_list(links)
     return url_list
 
-@callback(
-    Output('content-iframe', 'src'),
-    Input({'type': 'url-button', 'index': dash.ALL}, 'n_clicks'),
-    prevent_initial_call=True
-)
 @callback(
     [Output('content-iframe', 'src'),
-     Output('content-iframe', 'key')],  # Add a key output to force refresh
-    Input({'type': 'url-button', 'index': dash.ALL}, 'n_clicks'),
+     Output('content-iframe', 'key')],
+    [Input('url-list', 'children'),
+     Input({'type': 'url-button', 'index': dash.ALL}, 'n_clicks')],
     prevent_initial_call=True
 )
-def update_iframe(*n_clicks):
+def update_iframe(url_list, *n_clicks):
     ctx = dash.callback_context
     if not ctx.triggered:
-        print("No button clicked")
+        print("No trigger")
         return dash.no_update, dash.no_update
+
+    trigger_id = ctx.triggered[0]['prop_id'].split('.')[0]
     
-    button_id = ctx.triggered[0]['prop_id'].split('.')[0]
-    clicked_id = eval(button_id)['index']
-    print(f"Button clicked: {clicked_id}")
+    if trigger_id == 'url-list':
+        print("URL list updated, not changing iframe")
+        return dash.no_update, dash.no_update
+
+    button_id = eval(trigger_id)['index']
+    print(f"Button clicked: {button_id}")
     
     links = load_links()
     for link in links:
-        if link['id'] == clicked_id:
+        if link['id'] == button_id:
             url = link['url']
             print(f"Loading URL: {url}")
             return url, url  # Return URL for both src and key
-    
+
     print("No matching URL found")
     return dash.no_update, dash.no_update